it's a major component of his foreign policy. and listen, there is a difference between operational oversight, which is what congressman rogers was stressing in the interview with andrea mitchell, and legal oversight. and up until this point we really haven't seen any legal justification that the administration has presented for why it can target american civilians abroad if it has determined an imminent threat to the homeland. >> well, it was written today in the "new yorker" that the justification that they're using is a comparison to military troops going into cambodia in vietnam. that's how the nixon administration, they're making that comparison. i don't know how that's going to set with a lot of people. so i'm anxious to hear what mr. brennan does for justification tomorrow. sam? >> let me add one point to that which is the other thing the administration has done is well, we've been talking about this process, attorney general eric holder has been talking about this process. john brennan has been talking about this process